The University Medical Center Halle reported the following in its press release: The risk of becoming infected with the Omicron variant within a household is approximately 20% shortly after vaccination or infection and increases steadily to around 80% over the course of one year. This is demonstrated by a recent study conducted by the University Medical Center Halle, based on data from 662 individuals collected during the second half of 2022. The findings, published in

Last spring 2023, as part of our survey on acute respiratory diseases, we asked participants about the cold season in autumn/winter 2022/2023. 37,708 DigiHero participants reported a total of 54,813 acute respiratory illnesses. For 79% of these diseases, we were also provided with the results of a SARS-CoV-2 test. This allowed us to identify 9,358 infections as COVID-19 diseases. This means that 25% of DigiHero participants were infected with SARS-CoV-2 during the winter of 2022/2023.

Many people suffer from long-term consequences after infections with the corona virus. This is often referred to as “Long COVID” or “Post COVID”. We used our DigiHero study to ask about infections and symptoms. We were particularly interested in the influence of the virus variants on the development of long-term symptoms. We were able to find that participants who were infected with omicron (as of January 2022) suffered less frequently from long-term symptoms. Only 14%

A week after the start of the Russian invasion of Ukraine in March 2022 we asked participants about their emotional well-being. It was clear that fears and worries concerning the war far exceeded all other fears inquired about. (Fig.) These fears seem to have a noticeable impact on participant’s health. Particularly the heightened anxiety and internal unrest are well above results from previous surveys conducted during different phases of the Corona Pandemic. Women are generally